linux-kernel - Re: [PATCH 14/24] Input: ektf2127

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Message-ID: <CAHp75Vf2=qM4nvYMRQccJgHhZytXt9GU4KCBv8HwHnW+EcPvnw@mail.gmail.com>
Date:   Thu, 27 Aug 2020 12:12:49 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bastien Nocera <hadess@...ess.net>,
        Sangwon Jee <jeesw@...fas.com>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-input <linux-input@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH 14/24] Input: ektf2127 - Simplify with dev_err_probe()

On Wed, Aug 26, 2020 at 9:21 PM Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and also it prints the error value.

Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>

> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  drivers/input/touchscreen/ektf2127.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/input/touchscreen/ektf2127.c b/drivers/input/touchscreen/ektf2127.c
> index eadd389cf81f..cd41483cfae5 100644
> --- a/drivers/input/touchscreen/ektf2127.c
> +++ b/drivers/input/touchscreen/ektf2127.c
> @@ -237,12 +237,8 @@ static int ektf2127_probe(struct i2c_client *client,
>
>         /* This requests the gpio *and* turns on the touchscreen controller */
>         ts->power_gpios = devm_gpiod_get(dev, "power", GPIOD_OUT_HIGH);
> -       if (IS_ERR(ts->power_gpios)) {
> -               error = PTR_ERR(ts->power_gpios);
> -               if (error != -EPROBE_DEFER)
> -                       dev_err(dev, "Error getting power gpio: %d\n", error);
> -               return error;
> -       }
> +       if (IS_ERR(ts->power_gpios))
> +               return dev_err_probe(dev, PTR_ERR(ts->power_gpios), "Error getting power gpio\n");
>
>         input = devm_input_allocate_device(dev);
>         if (!input)
> --
> 2.17.1
>


-- 
With Best Regards,
Andy Shevchenko